Whisk



FIG. 1 is a top frontal left side perspective view of a whisk showing my design;

FIG. 2 is a bottom rear right side perspective view thereof;

FIG. 3 is a right side elevational view thereof; and,

FIG. 4 is a top plan view thereof.

The broken lines are for illustrative purposes only and form no part of the claimed design. 

I claim the ornamental design for a whisk, as shown and described. 